Home / 46,029.28-69,038.16-18,346.72

Finding the Fourth Proportional to 46,029.28, 69,038.16 and 18,346.72

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Solution

The fourth proportional to 46,029.28, 69,038.16 and 18,346.72 is: 27,517.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,029.28 : 69,038.16 = 18,346.72 : x
  2. Step 2: Convert to fraction form
    46,029.28/69,038.16 = 18,346.72/x
  3. Step 3: Cross multiply
    46,029.28x = 69,038.16 × 18,346.72
  4. Step 4: Simplify right side
    46,029.28x = 1,266,623,790.84
  5. Step 5: Solve for x
    x = 1,266,623,790.84/46,029.28
  6. Step 6: Final answer
    x = 27,517.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.